WD-1/Tt

Infantry Field Wire(Type Wd-1/TT or W-190 as per MIL-C-13294C)

*Application

 This is mainly employed as military guard telephone wires and other electrical application and has the following features.

  - High mechanical strength aids installation and easy withdrawal.

  - Excellent in weather proofness

  - Variety usage

*Construction

  - Conductor: Composed of 4 strands of 0.28 mm tinned copper wire and 3 strands of

                    0.28mm galvanized steel wire

  - Insulation: Black Polyethylene extrusion

  - Sheath: Natural colored nylon extrusion

  - Finished field wire: Two finished single conductors shall be twisted closely together

*Electrical Requirements

  - Conductor resistance: Not exceeding 151Ω/km at 20℃

  - Dielectric strength: To be capable of withstanding A.C 1,000 volts for at least 1 min.

  - Insulation resistance: Not less than 1000 MΩ/km